Last year, by our measures, the A’s were baseball’s worst pitch-blocking team, and it cost them 5.5 runs. The Cardinals were baseball’s best pitch-blocking team, and it gained them 6.4 runs. From worst to best, it’s a spread of about a win, which makes it maybe an unjustifiable thing to be concerned about one way or another.

Until you're trying to drag somebody over 55 WAR in a very long post on your hologram-blog in 2030.